Usage Tips:audio decoding chip, low distortion and high thrust High signal-to-noise ratio and dynamic range, providing up to 110dB signal-to-noise ratio and 111dB dynamic range, ensuring the purity and dynamic performance of audio signals High-quality sampling rate, CX31993 can process high-quality digital audio signals and convert them into analog signals, thus providing a more delicate and rich sound quality experience Wired control support, supports wired control and volume adjustment, users can easily control music playback and calls when connected to mobile phones, tablets and other devices Multi-device compatibility, plug and play without driver Decoder chip: Type-C: DAT4332ZY CX31993 chip Output interface: 4.4mm audio interface Signal-to-noise ratio: 95 - 105dB@320 Output power: 60mW@32 PCM: 384KHz/32bit Input interface: TYPE-C Output load: 16-600 (adaptive) +N: 0.0007% - 0.0015%@32 Frequency response range: 20HZ - 40KHZ Crosstalk: -60--50dB@320 The product appearance and printed words depending on the batch, but this does not affect use. Type:B:Type C to 4.4mm Colour:Silver-Gray Material:Plastic Package Contents: 1 * Audio Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.